Aspergers

Magnetic North on the move

Originally from https://www.ordnancesurvey.co.uk/blog/2019/03/magnetic-north-continues-its-march-to-the-east/?utm_source=twitter&utm_medium=social&utm_term=&utm_content=&utm_campaign=99b1872a-dc50-4aa0-a4b1-1a4137347862 As expert map readers will know, when you’re out and about navigating with a compass, there is a difference between magnetic north (where the compass points) and grid north (the vertical blue grid lines shown on OS… Read More